This is the world's biggest train set which covers 1,150 square meters (12,380 square feet), features almost six miles of track and is still not complete.

Twin brothers Frederick and Gerrit Braun, 41, began work on the 'Miniatur Wunderland' in 2000.

The set covers six regions including America , Switzerland , Scandinavia , Germany and the Austrian Alps.

The American section features giant models of the Rocky Mountains, Everglades, Grand Canyon ...

...and Mount Rushmore .

The Swiss section has a mini-Matterhorn.

The Scandinavian part has a 4ft long passenger ship floating in a 'fjord'.

It is expected to be finished in 2014, when the train set will cover more than 1,800 square meters (19, 376 sq ft)and feature almost 13 miles of track, by which time detailed models of parts of France, Italy and the UK will have been added.